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    • 1. 发明公开
    • Direct positive photographic material
    • Photographisches Direktpositivmaterial。
    • EP0439041A1
    • 1991-07-31
    • EP91100369.7
    • 1991-01-14
    • FUJI PHOTO FILM CO., LTD.
    • Inoue, Noriyuki
    • G03C1/485
    • G03C1/48538G03C2001/0845G03C2001/093G03C2001/094G03C2200/59
    • Disclosed is a direct positive photographic material comprising a support having thereon at least one photographic emulsion layer containing previously non-fogged internal latent image-type silver halide grains, wherein the photographic emulsion layer contains at least one compound of formulae (I), (II) and (III) preferably along with at least one compound of formulae (IV), (V) and (VI), and that the internal latent image-type silver halide grains are silver bromide, silver chloride, silver iodobromide, silver chlorobromide or silver chloroiodobromide grains and contain at least one metal of manganese, copper, zinc, cadmium, rhenium, lead, bismuth, indium, thallium, zirconium, lanthanum, chromium, mercury and metals of Group VIII of the Periodic Table.



              (I)   M₂SO₃




              (II)   MHSO₃




              (III)   M₂S₂O₅




      wherein M represents a hydrogen atom or a cation.



              (IV)   R-SO₂S-M¹




              (V)   R-SO₂S-R¹




              (VI)   R-SO₂S-L m -S·O₂S-R²




      wherein R, R¹ and R² which may be the same or different, each represents an aliphatic, aromatic or heterocyclic group, M¹ represents a cation, L represents a divalent linking group, and m is 0 or 1. The material provides a hard direct positive image having a lowered minimum image density without lowering the maximum image density and it has a high time-dependent storage stability.
    • 公开了一种直接正型照相材料,其包括其上具有至少一个包含预先未雾化的内部潜像型卤化银颗粒的照相乳剂层的支持体,其中照相乳剂层含有至少一种式(I),(II )和(III)优选与至少一种式(IV),(V)和(VI)的化合物一起,并且内部潜像型卤化银颗粒是溴化银,氯化银,碘溴化银,氯溴化银或 氯碘溴化银颗粒,并含有元素周期表第八族中的锰,铜,锌,镉,铼,铅,铋,铟,铊,锆,镧,铬,汞和金属中的至少一种金属。 (I)M2SO3(II)MHSO3(Ⅲ)M2S2O5,其中M表示氢原子或阳离子。 (IV)R-SO 2 S-M 1(V)R-SO 2 S-R 1(Ⅵ)R-SO 2 S-Lm-S 2 S-R 2其中R,R 1和R 2 其可以相同或不同,各自表示脂族,芳族或杂环基团,M 1表示阳离子,L表示二价连接基团,m表示0或1.该材料提供硬直接正像,其具有 降低的最小图像密度而不降低最大图像浓度,并且其具有高的时间依赖性存储稳定性。
    • 3. 发明公开
    • Method of forming color images
    • 形成彩色图像的方法
    • EP0343604A3
    • 1990-10-10
    • EP89109285.0
    • 1989-05-23
    • Fuji Photo Film Co., Ltd.
    • Nakajo, KiyoshiUeda, ShinjiAbe, AkiraInoue, Noriyuki
    • G03C7/30G03C1/485
    • G03C7/3022G03C1/48546G03C7/407
    • A method for producing color images comprising developing a negative silver halide color photographic materials and an internal latent-image type direct positive silver halide color photographic material, with the same developer having a pH of 9.0 to 11.5, said direct positive photographic material containing at least one compound represented by formula (N-I) as nucleating agent and at least one compound represented by (I) or (II) as magenta coupler, thereby ensuring high color reproducibility to both photographic materials:
      wherein
      Z 11 represents nonmetallic atomic group necessary to complete a 5- or 6-membered heterocyclic ring, which may be substituted R 11 represents a unsubstituted or substituted aliphatic hydrocarbon residue; R 12 represents a hydrogen atom, an unsubstituted or substituted aliphatic or aromatic hydrocarbon residue, or a residue forming a ring by binding to the heterocyclic ring completed by Z 11 ; provided at least one of the groups R 11 , R 12 and Z" contains an alkynyl group, an aliphatic or aromatic acyl group, a hydrazino group or a hydrazono group, or R 11 and R 12 combine with each other to complete a 6- membered ring as a dihydropyridinium skeleton, and at least one of the groups R 11 , R 12 and Z 11 may contain a group capable of accelerating adsorption onto silver halide grains; Y 1 represents a counter ion for maintaining charge balance; and n represents 0 or 1;
      wherein R 1 and R 3 each represent a substituted or unsubstituted phenyl group; R 2 represents a hydrogen atom, an aliphatic or aromatic acyl group, or an aliphatic or aromatic sulfonyl group, said aliphatic moiety including straight chain, branched chain and cyclic alkyl, alkenyl and alkynyl moieties; R 4 represents a hydrogen atom or a substituent; Za and Zb each represents an unsubstituted or substituted methine group, or = N-; Y 1 represents a hydrogen atom, or a eliminatable group capable of eliminating upon coupling with an oxidation product of a developing agent Y 2 represents a halogen atom, or a splitting-cff group; (I) may form a polymer, including a dimer, via Ri, R 2 , R 3 or Yi, and (II) may form a polymer, including a dimer via R 4 , Za, Zb or Y 4 .
    • 4. 发明公开
    • Direct positive color photographic materials
    • 直接的彩色摄影材料
    • EP0311110A3
    • 1990-05-09
    • EP88116672.2
    • 1988-10-07
    • FUJI PHOTO FILM CO., LTD.
    • Inoue, Noriyuki
    • G03C7/26G03C1/485
    • G03C7/3003G03C1/48538G03C7/38
    • A direct positive color photosensitive material comprising at least one internal latent image silver halide emulsion layer which has not been prefogged on a support and at least one color image-forming magenta coupler represented by general formula (I) and at least one nucleation accelerator represented by general formulae (II) and/or (III):
      wherein Za and Zb represent a =C- or
      group, R¹ and R² represent a hydrogen atom or a substituent group, and X represents a hydrogen atom or a group which can be eliminated by a coupling reaction with the oxidized form of a primary aromatic amine developing agent, where if Za and Zb form a carbon-carbon double bond, said double bond may be a part of an aromatic ring, R¹, R² or X may form dimers or larger polymers; wherein Q represents a group of atoms required to form a 5- or 6-membered heterocyclic ring, which may be condensed with a carbon aromatic ring or a heterocyclic aromatic ring, Y represents a divalent linking group consisting of one or more atoms selected from a hydrogen atom, a carbon atom, a nitrogen atom, an oxygen atom, and a sulfur atom, and R represents an organic group which contains at least one thioether group, amino group, ammonium group, ether group or heterocyclic group, n represents 0 or 1 and m represents 0, 1 or 2, and M represents a hydrogen atom, an alkali metal atom, an ammonium group or a group which is cleaved under alkaline conditions;
      wherein Q′ represents a group of atoms required to form a 5- or 6-membered heterocyclic ring which can form imino silver, Y, R, n and M are the same as for general formula (I) and m′ represents 1 or 2.
    • 9. 发明公开
    • Direct positive color photographic materials
    • Direkt-positive farbphotographische Materialien。
    • EP0311110A2
    • 1989-04-12
    • EP88116672.2
    • 1988-10-07
    • FUJI PHOTO FILM CO., LTD.
    • Inoue, Noriyuki
    • G03C7/26G03C1/485
    • G03C7/3003G03C1/48538G03C7/38
    • A direct positive color photosensitive material comprising at least one internal latent image silver halide emulsion layer which has not been prefogged on a support and at least one color image-forming magenta coupler represented by general formula (I) and at least one nucleation accelerator represented by general formulae (II) and/or (III):
      wherein Za and Zb represent a =C- or
      group, R¹ and R² represent a hydrogen atom or a substituent group, and X represents a hydrogen atom or a group which can be eliminated by a coupling reaction with the oxidized form of a primary aromatic amine developing agent, where if Za and Zb form a carbon-carbon double bond, said double bond may be a part of an aromatic ring, R¹, R² or X may form dimers or larger polymers;
      wherein Q represents a group of atoms required to form a 5- or 6-membered heterocyclic ring, which may be condensed with a carbon aromatic ring or a heterocyclic aromatic ring, Y represents a divalent linking group consisting of one or more atoms selected from a hydrogen atom, a carbon atom, a nitrogen atom, an oxygen atom, and a sulfur atom, and R represents an organic group which contains at least one thioether group, amino group, ammonium group, ether group or heterocyclic group, n represents 0 or 1 and m represents 0, 1 or 2, and M represents a hydrogen atom, an alkali metal atom, an ammonium group or a group which is cleaved under alkaline conditions;
      wherein Q′ represents a group of atoms required to form a 5- or 6-membered heterocyclic ring which can form imino silver, Y, R, n and M are the same as for general formula (I) and m′ represents 1 or 2.
    • 一种直接正色感光材料,其包含至少一个尚未预先加载在载体上的内部潜像卤化银乳剂层和由通式(I)表示的至少一种彩色图像形成品红成色剂和至少一种由 通式(II)和/或(III):其中Za和Zb表示a = C-或基,R 1和R 2表示氢原子或取代基,X 表示氢原子或可以通过与氧化形式的伯芳族胺显影剂的偶联反应而被除去的基团,其中如果Za和Zb形成碳 - 碳双键,则所述双键可以是芳族的一部分 R 1,R 2或X可以形成二聚体或更大的聚合物; 其中Q表示形成可与碳芳环或杂环芳环稠合的5-或6-元杂环所需的一组原子,Y表示由一个或多个原子组成的二价连接基团 选自氢原子,碳原子,氮原子,氧原子和硫原子,R表示含有至少一个硫醚基,氨基,铵基,醚基或杂环基的有机基团,n 表示0或1,m表示0,1或2,M表示氢原子,碱金属原子,铵基或在碱性条件下被切割的基团; 其中Q min表示形成可形成亚氨基银的5或6元杂环所需的一组原子,Y,R,n和M与通式(I)相同,m min表示 1或2。